BIGGDESIGN HEAT INSULATED BAG: Biggdesign insulated bag enables you to keep foods and drinks hot or cold up to 6 hours. The dog-patterned thermal bag has been developed with special technologies and protects the food inside from environmental conditions. WATERPROOF AND LEAKPROOF: Due to the Oxford fabric and PEVA material, the cooler bag is waterproof. As well as being impact resistant, in case the liquids inside spilled, it is leakproof and easy to clean. Please do not use washing machine. FUNCTIONAL: Via a mesh compartment on the top to put cutlery and side pockets that can hold drinks, it is erconomically designed. It provides a comfortable grip with its strong fabric handle, and a detachable shoulder strap option is available for those who prefer to carry it cross-body. CAPACITY: The lunch box, measuring 10.2x7x7.8 inches, has a capacity of 10 L; it can hold up to 12 canned drinks. Zippered front compartment facilitates organization,